Liaoning Metal Technology Co., Ltd, which formed in 2006. As the excellent manufacturer for aluminum high pressure gas cylinder, The compressed hydrogen cylinders for vehicles are leading light type high pressure hydrogen storage cylinder and apply to the design,development and production of large type compressed hydrogen storage system.and widely used in the field of fuel cell and internal combustion engine. There are 350bar,450bar and 700bar filling pressure of Metal hydrogen cylinder product and they are suitable for projects of different domains including the projects of fuel cell vehicles,hydrogen refilling station, moveable hydrogen refilling station etc. Metal's cylinder has become the best choice of all kinds of hydrogen energy projects